If a district is established in the Phoenix active management area, within five years after being established the district shall apply for at least two water storage permits under Title 45, Chapter 3.1. At least one water storage permit shall be associated with a storage facility located in the east salt river valley sub-basin and at least one water storage permit shall be associated with a storage facility located in the west salt river valley sub-basin, as identified on the map described in section 45-404. The district shall use its best efforts to obtain the required permits for water storage in both sub-basins and shall replenish water in both sub-basins consistent with the requirements of Title 45, Chapter 3.1.